Motor vehicle drive arrangement
US7413417B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 20, 2005 |
| Grant date | Aug 19, 2008 |
| Priority date | — |
| Expiry date | Jun 1, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S903/951
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
In a motor vehicle drive arrangement oil is supplied to a drive gear mechanism and other drive elements by an oil pump which is driven only by an electric motor and is arranged in a space in which one or more torque transmission devices such as a hydrodynamic torque converter, an operable drive clutch and at least one electric motor for forming a hybrid drive are disposed and which is formed between the oil pump and electric motor, on the one hand, and the vehicle travel drive motor on the other, the oil pump is disposed around a shaft transmitting the drive torque to the transmission and is surrounded by the electric motor driving the pump.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.